| Date: | 11–17 July |
| Edition: | 24th |
| Location: | Aptos, California, United States |
| Champs: |  Laurynas Grigelis |
| Champd: |  Carsten Ball / Chris Guccione |
The 2011 Comerica Bank Challenger was a professional tennis tournament played on hard courts. It was the 24th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Aptos, California, United States between 11 and 17 July 2011.
| Country | Player | Rank1 | Seed | |
|---|---|---|---|---|
 Russian Federation | Igor Kunitsyn | 62 | 1 | |
| Donald Young | 66 | 2 | ||
| Australia | Matthew Ebden | 157 | 3 | |
| Wayne Odesnik | 214 | 4 | ||
| Australia | Chris Guccione | 217 | 5 | |
| Australia | Carsten Ball | 225 | 6 | |
 Serbia | Ilija Bozoljac | 235 | 7 | |
 Bosnia and Herzegovina | Amer Delić | 238 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Andre Dome Alexander Domijan David Martin Phillip SimmondsThe following players received entry as a lucky loser into the singles main draw:
See main article: 2011 Comerica Bank Challenger – Singles. Laurynas Grigelis def. Ilija Bozoljac, 6–2, 7–6(7–4)
See main article: 2011 Comerica Bank Challenger – Doubles. Carsten Ball / Chris Guccione def. John Paul Fruttero / Raven Klaasen, 7–6(7–5), 6–4